Improvement in electroplating with antimony



v same as generally employed.

UNITED STATES PATE1\TT OFF-ICE.

JAMES SPOONER HOWARD, OF MANSFIELD, ASSLGNOR TO HIMSELF, E, ADAMS, JR.,' or ATTLEBOROUGH, T. E. GROVE-R, OFnMANSFlELD,

Arms, GARPENTER, or ATTLEBOROUGH, MASSACHUSETTS.

IMPROVEMENT IN ELECTROPLA'T'ING WiTH ANTI'MONY Specification 'furniing part of Letters Patent N 0. [00,938, dated February 532 11870.

.To all whom it may concern:

Be it known that .L'JAMES SP ONE HOW and exact descriptio'ucfi ny invention;

My solution is as follows: six .(6) fluid cunces' sulphate of ammonia; magma-lung fluid ounce cyanide potassa'; eight (8) fluiil-cliii'ces-sulpliate .of antimcnypoue (1) gallon 10f" vater'; smite preferreglg Filtenthe ivhole;

These gproporticns may be Varied from me .exact quantities given; but fgliey be sub stantially asjstated. When s' i-tiojugisfq prep'aredjth "processor" elect plat-ifngisilhe The advazitage cf electrcplating w iih anti lncnyis, that i obtain aclieaper plate than by any other deposit. 1 v

' I do not claim it as'ibettcr, but simply as being cheaper and well adapted to plating many articles when it is; desirable to save expense; neither do I claim any 'particular'prpcess -'of electroplating, as. a y known process will accomplish-thepurpose sought; but

What I claim as my inreuiionyand desire to secure by LeLtMsPaItentfis- The s0luti0n,'substautially as given above, 7

for. electroplafiiig} with I antimon y.

Ill t t m l y 'whfil'fiofI have si gneu my 'n au1e to this specification in the presence of two-subscribing witnesses.- JAM-ES SPOONER HOWARD.-

Wituesses i CARROLL D. WRI HT, QHARLES F. BROWN. 0 

